@article{ref1,
title="Effects of traffic volume, flasher activation, and extra-vehicular persons on willingness of passing motorists to offer aid",
journal="Journal of safety research",
year="1979",
author="Terry, WR and Price, D. L. and Shedivy, DI",
volume="11",
number="4",
pages="176-180",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0022-4375",
doi="",
url="http://dx.doi.org/"
}